| APA | LDTU. (2012, February 15). In Acronym Geek. Retrieved 11:54, February 15, 2012, from http://www.acronymgeek.com/LDTU |
| MLA | "LDTU." Acronym Geek. (2012). Acronym Geek. 15 Feb 2012 <http://www.acronymgeek.com/LDTU>. |
| MHRA | 'LDTU', Acronym Geek, 15 February 2012, <http://www.acronymgeek.com/LDTU> [accessed 15 February 2012] |
| Chicago | "LDTU", http://www.acronymgeek.com/LDTU (accessed February 15, 2012). |
| CBE/CSE | LDTU [Internet]. Acronym Geek; 2012 Feb 15 [cited 2012 Feb 15]. Available from: http://www.acronymgeek.com/LDTU. |
| Bluebook | LDTU, http://www.acronymgeek.com/LDTU (last visited February 15, 2012). |
| Bluebook: Harvard JOLT | See Acronym Geek, LDTU, http://www.acronymgeek.com/LDTU (optional description here) (as of Feb. 15, 2012, 11:54). |
| AMA | LDTU. Acronym Geek. February 15, 2012, 11:54. Available at: http://www.acronymgeek.com/LDTU. Accessed February 15, 2012, 11:54. |